Inventor · Friedrichshafen, DE

Walter Kuhn

16Patents
8h-index
16Co-inventors
69Inventor score

Filing activity: Dec 30, 1986 → Nov 26, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6572507B1 Automatic transmission for motor vehicles Mechanical Engineering; Lighting; Heating 107 Expired
US6155951A Toroidal drive Mechanical Engineering; Lighting; Heating 39 Expired
US4823641A Planetary-gear speed-change transmission Mechanical Engineering; Lighting; Heating 16 Expired
US5643131A Continuously variable transmission with wide transmission ratio range Emerging Cross-Sectional Technologies 13 Expired
US5819601A Gearbox, especially for a motor vehicle Emerging Cross-Sectional Technologies 13 Expired
US6244402A Power shift transmission for motor vehicles Performing Operations; Transporting 9 Expired
US6085880A Power shift transmission Mechanical Engineering; Lighting; Heating 8 Expired
US6244985A Infinitely variable toroidal drive Mechanical Engineering; Lighting; Heating 8 Expired
US5645406A Transmission assembly with positive-displacement pump with suction throttle driven by a hydrodynamic converter Emerging Cross-Sectional Technologies 4 Expired
US6471617B1 Infinitely variable toroidal drive Mechanical Engineering; Lighting; Heating 3 Expired
US6547690B1 Infinitely variable toroidal drive Mechanical Engineering; Lighting; Heating 2 Expired
US6406401B1 Infinitely variable toroidal drive Mechanical Engineering; Lighting; Heating 1 Expired
USRE39960E1 Automatic transmission for motor vehicles General 0 Expired
USD365945S Telephone closet General 0 Expired
US6280360A Infinitely variable toroidal drive Mechanical Engineering; Lighting; Heating 0 Expired
US8946962B2 Electric motor for high-temperature applications Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.